US Bridges

17th ST over Blue Rvr

PoorPosted for load

Jackson County, Missouri · S 6 T 49 N R 32 W · Structure no. 28305

Built
1998
27 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
344 ft
3 main spans
Daily traffic
2,208
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

17th ST over Blue Rvr is a steel continuous stringer/multi-beam or girder carrying 17th ST over Blue Rvr in Jackson County, Missouri. It was built in 1998, so it is 27 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 2,208 vehicles a day, roughly 8% of them trucks, projected to reach 2,870 by 2044. The structure is 344 ft (104.9 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries17th ST
CrossesBlue Rvr
LocationS 6 T 49 N R 32 W
RouteCity Street 0
Coordinates39.08964, -94.49246
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating23.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length344 ft (104.9 m)
Longest span132 ft (40.2 m)
Deck width43 ft (13.1 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,208 (2024)
Projected traffic2,870 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$2.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 17th ST over Blue Rvr built?

It was built in 1998, making it 27 years old in 2025.

What condition is 17th ST over Blue Rvr in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does 17th ST over Blue Rvr carry?

About 2,208 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is 17th ST over Blue Rvr?

The structure is 344 ft (104.9 m) long with a longest span of 132 ft (40.2 m) and a deck 43 ft wide.

Who owns 17th ST over Blue Rvr?

It is owned by the City or Municipal Highway Agency.